BR7803571A - Dispositivo para determinar diferencas de absorcao local em um objeto - Google Patents
Dispositivo para determinar diferencas de absorcao local em um objetoInfo
- Publication number
- BR7803571A BR7803571A BR7803571A BR7803571A BR7803571A BR 7803571 A BR7803571 A BR 7803571A BR 7803571 A BR7803571 A BR 7803571A BR 7803571 A BR7803571 A BR 7803571A BR 7803571 A BR7803571 A BR 7803571A
- Authority
- BR
- Brazil
- Prior art keywords
- determine local
- local absorption
- absorption differences
- differences
- local
- Prior art date
Links
- 238000010521 absorption reaction Methods 0.000 title 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/40—Arrangements for generating radiation specially adapted for radiation diagnosis
- A61B6/4021—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot
- A61B6/4028—Arrangements for generating radiation specially adapted for radiation diagnosis involving movement of the focal spot resulting in acquisition of views from substantially different positions, e.g. EBCT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
- H01J35/30—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by deflection of the cathode ray
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
- A61B6/4488—Means for cooling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/08—Anodes; Anti cathodes
- H01J35/12—Cooling non-rotary anodes
- H01J35/13—Active cooling, e.g. fluid flow, heat pipes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- High Energy & Nuclear Physics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Apparatus For Radiation Diagnosis (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7706038A NL7706038A (nl) | 1977-06-02 | 1977-06-02 | Aftastende roentgenonderzoekinrichting. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7803571A true BR7803571A (pt) | 1979-03-13 |
Family
ID=19828655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7803571A BR7803571A (pt) | 1977-06-02 | 1978-06-02 | Dispositivo para determinar diferencas de absorcao local em um objeto |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS542690A (pt) |
| AU (1) | AU3679178A (pt) |
| BE (1) | BE867687A (pt) |
| BR (1) | BR7803571A (pt) |
| DE (1) | DE2822241A1 (pt) |
| ES (1) | ES470350A1 (pt) |
| FR (1) | FR2393323A1 (pt) |
| IL (1) | IL54820A0 (pt) |
| IT (1) | IT1095266B (pt) |
| NL (1) | NL7706038A (pt) |
| SE (1) | SE7806179L (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2819237C2 (de) * | 1978-05-02 | 1986-09-11 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Anordnung zur Ermittlung der Absorption von Röntgenstrahlung in einem dreidimensionalen Untersuchungsbereich |
| EP0024325B1 (en) * | 1979-08-16 | 1983-09-21 | General Electric Company | Electronically scanned x-ray tomography system |
| US8983024B2 (en) | 2006-04-14 | 2015-03-17 | William Beaumont Hospital | Tetrahedron beam computed tomography with multiple detectors and/or source arrays |
| US9339243B2 (en) | 2006-04-14 | 2016-05-17 | William Beaumont Hospital | Image guided radiotherapy with dual source and dual detector arrays tetrahedron beam computed tomography |
| EP2010058B1 (en) * | 2006-04-14 | 2017-05-17 | William Beaumont Hospital | Computed Tomography System and Method |
| EP2026698A4 (en) | 2006-05-25 | 2016-10-05 | Beaumont Hospital William | REAL-TIME, ONLINE AND OFFLINE TREATMENT DOSE TRACKING AND FEEDBACK PROCESS FOR VOLUMETRIC IMAGE-GUIDED ADAPTIVE RADIATION THERAPY |
| EP2521592A4 (en) | 2010-01-05 | 2013-12-18 | Beaumont Hospital William | INTRA-MODULATED ARC THERAPY COMPRISING ROTATION / CONTINUOUS BED MODIFICATION AND SIMULTANEOUS IMAGING WITH CONICAL BEAM |
| AT12862U1 (de) * | 2011-08-05 | 2013-01-15 | Plansee Se | Anode mit linearer haupterstreckungsrichtung |
-
1977
- 1977-06-02 NL NL7706038A patent/NL7706038A/xx not_active Application Discontinuation
-
1978
- 1978-05-22 DE DE19782822241 patent/DE2822241A1/de not_active Withdrawn
- 1978-05-30 SE SE7806179A patent/SE7806179L/xx not_active Application Discontinuation
- 1978-05-30 IT IT24002/78A patent/IT1095266B/it active
- 1978-05-31 IL IL54820A patent/IL54820A0/xx unknown
- 1978-05-31 BE BE188222A patent/BE867687A/xx unknown
- 1978-05-31 ES ES470350A patent/ES470350A1/es not_active Expired
- 1978-05-31 FR FR7816172A patent/FR2393323A1/fr not_active Withdrawn
- 1978-06-01 AU AU36791/78A patent/AU3679178A/en active Pending
- 1978-06-02 JP JP6584478A patent/JPS542690A/ja active Pending
- 1978-06-02 BR BR7803571A patent/BR7803571A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7706038A (nl) | 1978-12-05 |
| BE867687A (fr) | 1978-11-30 |
| FR2393323A1 (fr) | 1978-12-29 |
| DE2822241A1 (de) | 1978-12-14 |
| IL54820A0 (en) | 1978-07-31 |
| ES470350A1 (es) | 1979-01-16 |
| AU3679178A (en) | 1979-12-06 |
| IT1095266B (it) | 1985-08-10 |
| IT7824002A0 (it) | 1978-05-30 |
| SE7806179L (sv) | 1978-12-03 |
| JPS542690A (en) | 1979-01-10 |
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